#55DB78
Closest named color: Weird Green (#3AE57F). oklch(79.5% 0.181 149.1), rgb(85, 219, 120).
Aa
Black text reads best on this color (11.79:1).
About this color
#55DB78 is a light, vivid green. In OKLCH its lightness is 79%, its chroma 0.181 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Weird Green (#3AE57F), ΔE 0.027 away. Black text reads best on it, at 11.79:1.
| Hue family | Greens |
| Lightness | light (79%) |
| Chroma | vivid (0.181) |
| Temperature | in between |
| Nearest name | Weird Green (#3AE57F) |
| Black text | 11.79:1 |
| White text | 1.78:1 |
Values
| HEX | #55DB78 |
| RGB | rgb(85, 219, 120) |
| HSL | hsl(136, 65%, 60%) |
| OKLCH | oklch(79.5% 0.181 149.1) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #55DB78 | 1.78:1 | Fails | Lc -36.5 | Non-text elements, placeholder text |
| Black text on #55DB78 | 11.79:1 | AAA | Lc 71.4 | Content text, not long reading |
| #55DB78 text on white | 1.78:1 | Fails | Lc 32.5 | Non-text elements, placeholder text |
| #55DB78 text on black | 11.79:1 | AAA | Lc -70.2 | Content text, not long reading |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 300.
-
Step 50
50
#EBFAED
oklch(97% 0.023 149.4)
-
Step 100
100
#D3F4D7
oklch(93.6% 0.052 148.6)
-
Step 200
200
#AAECB5
oklch(88.5% 0.1 149.1)
-
Step 300
300 (this color)
#55DB78
oklch(79.5% 0.181 149.1)
-
Step 400
400
#00C154
oklch(70.8% 0.2 149)
-
Step 500
500
#00A547
oklch(63% 0.178 149.1)
-
Step 600
600
#008B3B
oklch(55.6% 0.156 149.2)
-
Step 700
700
#007530
oklch(49.1% 0.138 149)
-
Step 800
800
#006026
oklch(42.7% 0.12 149)
-
Step 900
900
#00501F
oklch(37.7% 0.106 149.2)
-
Step 950
950
#00300F
oklch(27% 0.076 148.8)
#55DB78 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #DDC970 | 0.148 |
| Deuteranopia (no green cones) | #CBBD7F | 0.146 |
| Tritanopia (no blue cones) | #2DD7C3 | 0.102 |
| Achromatopsia (no color) | #C2C2C2 | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55DB78
#55DB78
oklch(79.5% 0.181 149.1)
- #FA8DF4
#FA8DF4
oklch(79.4% 0.181 329.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #55DB78, closest first.
No curated palette has a color within ΔE 0.04 of #55DB78.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Weird Green #3AE57F ΔE 0.027
- Aqua Green #12E193 ΔE 0.033
- Fresh Green #69D84F ΔE 0.038
- Seaweed #18D17B ΔE 0.041
- Apple #6ECB3C ΔE 0.058
- Emerald #06D6A0 ΔE 0.059
- Apple Green #76CD26 ΔE 0.064
- Toxic Green #61DE2A ΔE 0.065
Use #55DB78 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.